If it's not what You are looking for type in the equation solver your own equation and let us solve it.
105=7d
We move all terms to the left:
105-(7d)=0
We move all terms containing d to the left, all other terms to the right
-7d=-105
d=-105/-7
d=+15
| 9x-11=7x5+5 | | -8=7v+14 | | 9x=81+9x | | 12y-4y=y | | 23x+3=5x+6 | | 29p=696 | | 12y-46=y | | 8x-9+2=16 | | 3h–6=12 | | −12x=10 | | 5(w+6)-7w=28 | | −3x=−6 | | 5.6x=20.1x+2.76 | | 342=h-536 | | -3h–6=12 | | 145=2x+15 | | 37=p-425 | | x=36=12 | | 0.8x=−29 | | 22/26x=−29 | | 5-k=12+16 | | R/6=26r= | | 3y+75=19y+43 | | -8u-20=4(u+4) | | 8x–(6x–9)-(3x–2)=4 | | −9x=−16 | | 196-v=122 | | 3(x+4)+4=5x-26 | | 63/7-16/4+4*x=9 | | 49b^2-28b+4= | | 7=-5x-2x^2 | | x.6x+138=180. |